Ralph Arvesen is a software engineer for Vertigo Software and has worked on desktop, web and Pocket PC applications using .NET and C++. Before Vertigo, he designed hardware and firmware for optical inspection systems and has been developing software for the Microsoft platform since Windows 2.0. He co-authored several books and worked as technical editor on others. Ralph lives in the Texas Hill Country west of Austin; his personal site is located at www.lostsprings.com.